CN206126383U - Axle hydraulic power units is stepped on to oily formula - Google Patents
Axle hydraulic power units is stepped on to oily formula Download PDFInfo
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- CN206126383U CN206126383U CN201621035091.3U CN201621035091U CN206126383U CN 206126383 U CN206126383 U CN 206126383U CN 201621035091 U CN201621035091 U CN 201621035091U CN 206126383 U CN206126383 U CN 206126383U
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Abstract
The utility model relates to a hydraulic power units, specific axle hydraulic power units is stepped on to oily formula that says so belongs to hydraulic power units technical field. It includes oil tank and hydraulic manifold block, and the hydraulic pressure integrated package is fixed to the oil tank up end, is equipped with motor and gear oil pump in the oil tank, the output end connected gear oil pump of motor, be equipped with overflow valve, shuttle valve, magenetic exchange valve, flow control valve, hydraulically controlled check valve, sequence valve, first oil outlet, second oil outlet and third oil outlet on the hydraulic manifold block respectively. The utility model discloses a gear oil pump lug connection motor, simple to operate, small in size, the efficiency of the machinery of gear oil pump is improved, control system's electric current gives out heat lessly, practices thrift the energy consumption, operating time after the extension single charges, motor and gear oil pump are installed in the oil tank, have reduced power pack's volume, have improved the heat dispersion of motor, have reduced total noise of centrifuge.
Description
Technical field
This utility model is related to a kind of hydraulic power unit, and specifically oil immersed type steps on vehicle bridge hydraulic power unit, category
In hydraulic power unit technical field.
Background technology
As the development trend for stepping on vehicle bridge hydraulic system develops toward integrated design direction, the requirement to hydraulic system is by original
That what is come can realize its basic elevating function, develop into and the technical requirements more and more higher such as its structure, profile, performance, noise is asked.
The motor of traditional external hydraulic system is connected to outside fuel tank by pump seat, and the volume of whole hydraulic system is larger, and motor
Noise is big, heat dispersion is not good, have impact on the scope of application of hydraulic system, and application is subject to significant limitation, it is difficult to meet spy
The demand in different market.
The content of the invention
The purpose of this utility model is to overcome above-mentioned weak point, and so as to provide, a kind of compact conformation, noise be low, energy consumption
Low, perfect heat-dissipating, the oil immersed type of overall appearance step on vehicle bridge hydraulic power unit, meet domestic and international client's low cost, high-performance
Requirement.
According to the technical scheme that this utility model is provided, oil immersed type steps on vehicle bridge hydraulic power unit includes fuel tank and hydraulic collection
In bulk, is characterized in that：Fuel tank upper surface fixed hydraulic integrated package, is provided with motor and gear oil pump, the outfan of motor in fuel tank
Connection gear oil pump；Overflow valve, shuttle valve, solenoid directional control valve, flow control valve, fluid-control one-way are respectively equipped with hydraulic manifold block
Valve, sequence valve, the first oil outlet, the second oil outlet and the 3rd oil outlet；The oil-out of gear oil pump is connected by the first oil circuit
The oil inlet end of shuttle valve, the first oil circuit connect the oil inlet end of overflow valve by the second oil circuit, and the oil outlet end of overflow valve passes through first time
Oil circuit connects fuel tank；First oil outlet end of shuttle valve connects the second oil outlet, and the oil outlet end of the second oil outlet connects the first main deck
Oil cylinder, oil inlet end and threeth oil outlet of second oil outlet by the 5th oil circuit order of connection valve.The oil outlet end of the 3rd oil outlet
Connect the second main deck oil cylinder.Second oil outlet end of shuttle valve connects first oil inlet end and stream of hydraulic control one-way valve by the 3rd oil circuit
The oil inlet end of control valve.The oil outlet end of flow control valve connects the oil inlet end of solenoid directional control valve, and solenoid directional control valve oil outlet end leads to
Cross the second oil return line connection fuel tank.First oil outlet end of sequence valve connects the first oil outlet, the oil outlet end connection of the first oil outlet
Labial lamina oil cylinder, the second oil outlet end of sequence valve connect the second oil inlet end of hydraulic control one-way valve by the 4th oil circuit.Hydraulic control one-way valve
Oil revolving end by the 3rd oil return line connect fuel tank.
Further, the first oil outlet, the second oil outlet and the 3rd oil outlet are damping pore structure.
Further, the oil-in of gear oil pump connects oil-suction oil filter by pipe joint.
Compared with the prior art this utility model has advantages below：
This utility model simple structure, compact, reasonable, gear oil pump is directly connected to motor, easy for installation, compact；
The mechanical efficiency of gear oil pump is improved, the electric current of control system, caloric value are less, energy efficient, the work extended after single charge
Make the time；Motor and gear oil pump are arranged in fuel tank, are reduced the volume of power unit, are improve the heat dispersion of motor,
Reduce total noise of centrifuge.
Description of the drawings
Fig. 1 is this utility model front view.
Fig. 2 is this utility model side view.
Fig. 3 is K direction views in Fig. 1.
Fig. 4 is B direction views in Fig. 2.
Fig. 5 is this utility model hydraulic schematic diagram.
Description of reference numerals：1- fuel tanks, 2- motors, 3- gear oil pumps, 4- oil-suction oil filters, 5- hydraulic manifold blocks, 6- overflow
Stream valve, 7- shuttle valves, 8- solenoid directional control valves, 9- flow control valves, 10- hydraulic control one-way valves, 11- sequence valves, the first oil outlets of 12-,
The second oil outlets of 13-, the 3rd oil outlets of 14-, the first oil circuits of 15-, the second oil circuits of 16-, the 3rd oil circuits of 17-, the 4th oil circuits of 18-,
The first oil return lines of 19-, the second oil return lines of 20-, the 3rd oil return lines of 21-, the 5th oil circuits of 22-, A- labial lamina oil cylinders, the first main first of C1-
Leaf fat cylinder, C2- the second main deck oil cylinders.
Specific embodiment
The embodiment combined in accompanying drawing is further described by this utility model below：
As shown in Fig. 1 ~ 5, this utility model mainly includes fuel tank 1 and hydraulic manifold block 5,1 upper surface fixed hydraulic of fuel tank
Integrated package 5.Motor 2 and gear oil pump 3, the outfan connection gear oil pump 3 of motor 2 are provided with fuel tank 1.On hydraulic manifold block 5
It is respectively equipped with overflow valve 6, shuttle valve 7, solenoid directional control valve 8, flow control valve 9, hydraulic control one-way valve 10, sequence valve 11, first fuel-displaced
Hole 12, the second oil outlet 13 and the 3rd oil outlet 14.
The oil-in of gear oil pump 3 connects oil-suction oil filter 4 by pipe joint, and the oil-out of gear oil pump 3 passes through first
Oil circuit 15 connects the oil inlet end of shuttle valve 7, and the first oil circuit 15 connects the oil inlet end of overflow valve 6 by the second oil circuit 16, overflow valve 6
Oil outlet end connects fuel tank 1 by the first oil return line 19.
First oil outlet end of shuttle valve 7 connects the second oil outlet 13, and the oil outlet end of the second oil outlet 13 connects the first main deck
Oil cylinder C1, oil inlet end and threeth oil outlet 14 of second oil outlet 13 by 22 order of connection valve 11 of the 5th oil circuit.3rd is fuel-displaced
The oil outlet end in hole 14 connects the second main deck oil cylinder C2.
Second oil outlet end of shuttle valve 7 connects the first oil inlet end and the flow-control of hydraulic control one-way valve 10 by the 3rd oil circuit 17
The oil inlet end of valve 9.The oil outlet end of flow control valve 9 connects the oil inlet end of solenoid directional control valve 8, and 8 oil outlet end of solenoid directional control valve passes through
Second oil return line 20 connects fuel tank 1.
First oil outlet end of sequence valve 11 connects the first oil outlet 12, the oil outlet end connection labial lamina oil cylinder of the first oil outlet 12
A, the second oil outlet end of sequence valve 11 connect the second oil inlet end of hydraulic control one-way valve 10 by the 4th oil circuit 18.Hydraulic control one-way valve 10
Oil revolving end by the 3rd oil return line 21 connect fuel tank 1.
First oil outlet 12, the second oil outlet 13 and the 3rd oil outlet 14 are damping pore structure.
Operation principle of the present utility model：After motor 2 starts, by the connection of motor 2 and gear oil pump 3, sliding tooth
Wheel oil pump 3 runs, and hydraulic oil is reached and stepped on through oil-suction oil filter 4, gear oil pump 3, the 7, second and the 3rd oil outlet of shuttle valve 13,14
Vehicle bridge main deck oil cylinder C1, C2, realization step on the lifting of vehicle bridge main deck, but step on vehicle bridge main deck and lifted to after extreme position, liquid
Force feed opening sequence valve 11, realizes the automatic lifting of dock leveler lip.In said process, solenoid directional control valve 8 remains obstructed
Electricity condition.
Solenoid directional control valve 8 is powered, steps on the decline of vehicle bridge main deck.Solenoid directional control valve 8 and motor 2 are simultaneously powered, step on vehicle bridge lip
Plate withdraws, and mainboard decrease speed is controlled by flow control valve 9, and the decrease speed of labial lamina is controlled by the first oil outlet.
This utility model simple structure, compact, reasonable, gear oil pump is directly connected to motor, easy for installation, compact；
The mechanical efficiency of gear oil pump is improved, the electric current of control system, caloric value are less, energy efficient, the work extended after single charge
Make the time；Motor and gear oil pump are arranged in fuel tank, are reduced the volume of power unit, are improve the heat dispersion of motor,
Reduce total noise of centrifuge.
Claims (3)
1. a kind of oil immersed type steps on vehicle bridge hydraulic power unit, including fuel tank（1）And hydraulic manifold block（5）, it is characterized in that：Fuel tank
（1）Upper surface fixed hydraulic integrated package（5）, fuel tank（1）Motor is provided with inside（2）And gear oil pump（3）, motor（2）Outfan
Connection gear oil pump（3）；Hydraulic manifold block（5）On be respectively equipped with overflow valve（6）, shuttle valve（7）, solenoid directional control valve（8）, flow control
Valve processed（9）, hydraulic control one-way valve（10）, sequence valve（11）, the first oil outlet（12）, the second oil outlet（13）With the 3rd oil outlet
（14）；Gear oil pump（3）Oil-out pass through the first oil circuit（15）Connection shuttle valve（7）Oil inlet end, the first oil circuit（15）Pass through
Second oil circuit（16）Connection overflow valve（6）Oil inlet end, overflow valve（6）Oil outlet end pass through the first oil return line（19）Connection fuel tank
（1）；Shuttle valve（7）The first oil outlet end connect the second oil outlet（13）, the second oil outlet（13）Oil outlet end connect the first main first
Leaf fat cylinder（C1）, the second oil outlet（13）By the 5th oil circuit（22）Order of connection valve（11）Oil inlet end and the 3rd oil outlet
（14）；3rd oil outlet（14）Oil outlet end connect the second main deck oil cylinder（C2）；Shuttle valve（7）The second oil outlet end pass through the 3rd
Oil circuit（17）Connection hydraulic control one-way valve（10）The first oil inlet end and flow control valve（9）Oil inlet end；Flow control valve（9）'s
Oil outlet end connects solenoid directional control valve（8）Oil inlet end, solenoid directional control valve（8）Oil outlet end passes through the second oil return line（20）Connection fuel tank
（1）；Sequence valve（11）The first oil outlet end connect the first oil outlet（12）, the first oil outlet（12）Oil outlet end connection labial lamina oil
Cylinder（A）, sequence valve（11）The second oil outlet end pass through the 4th oil circuit（18）Connection hydraulic control one-way valve（10）The second oil inlet end；Liquid
Control check valve（10）Oil revolving end pass through the 3rd oil return line（21）Connection fuel tank（1）.
2. oil immersed type as claimed in claim 1 steps on vehicle bridge hydraulic power unit, it is characterized in that：First oil outlet（12）、
Second oil outlet（13）With the 3rd oil outlet（14）It is damping pore structure.
3. oil immersed type as claimed in claim 1 steps on vehicle bridge hydraulic power unit, it is characterized in that：The gear oil pump（3）Enter
Hydraulic fluid port connects oil-suction oil filter by pipe joint（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035091.3U CN206126383U (en) | 2016-08-31 | 2016-08-31 | Axle hydraulic power units is stepped on to oily formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035091.3U CN206126383U (en) | 2016-08-31 | 2016-08-31 | Axle hydraulic power units is stepped on to oily formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206126383U true CN206126383U (en) | 2017-04-26 |
Family
ID=58568492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621035091.3U Active CN206126383U (en) | 2016-08-31 | 2016-08-31 | Axle hydraulic power units is stepped on to oily formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206126383U (en) |
-
2016
- 2016-08-31 CN CN201621035091.3U patent/CN206126383U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 214112 225, Jiangsu, Wuxi, New Town Industrial Zone Patentee after: Buch hydraulic (Wuxi) Co., Ltd. Address before: 214112 No. 225, tin Tai Road, Mei Village, Wuxi New District, Jiangsu Patentee before: WUXI DELI FLUID TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |